Topeakmart Home Office HardFloor Protector Convex Chair Mat Frosted 120 x 90cm Anti-slip Plane convex frosted chair mat.Suitable for all hard floors including laminates, parquet, tiles or stone. Your chair can roll smoothly with this durable mat. Protect your floors from chair damage, wear and tear. Anti-Slip backing that does not stick to the floor yet prevents the mat from sliding. They are ideal for all areas of the office and home. The mats are versatile, easy to move and clean. Please note: Its been curly packaged during the transport, you just need to make the incurved side facing the bottom of the floor and put it aside over a period of time.